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This illustration shows the OSIRIS-REx spacecraft departing asteroid Bennu to begin its two-year journey back to Earth.
Credits: NASA/Goddard/University of Arizona

NASA spacecraft starts trip back to Earth after collecting asteroid samples

OSIRIS-REx arrived at asteroid Bennu in 2018

A health worker administers the COVID-19 vaccine at a PHC in Vijayawada

Organ transplant recipients vulnerable to COVID-19 even after vaccination: study

This file photo taken on April 29, 2021 shows a Long March 5B rocket, carrying China's Tianhe space station core module, lifting off from the Wenchang Space Launch Center in southern China's Hainan province.

NASA denounces China over 'irresponsible standards' after its rocket disintegrates over Indian Ocean

PTI It is clear that China is failing to meet responsible standards regarding their space debris, says NASA Administrator Bill Nelson

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The small bird-like dinosaur Shuvuuia deserti is seen in a 2021 artist's reconstruction provided by the University of the Witwatersrand in Johannesburg, South Africa. Credit: Viktor Radermaker/Handout via REUTERS

Meet Shuvuuia deserti, a nocturnal dinosaur that lived 70 million years ago

Reuters It was a pheasant-sized, two-legged Cretaceous Period dinosaur weighing about as much as a small house cat.

This image released by the Italian Culture Ministry shows fossil findings that were discovered in a cave near Rome, shedding new light on how the Italian peninsula was populated and under what environmental conditions.

Archaeologists uncover Neanderthal remains in caves near Rome

Reuters Animal remains have also been found, including the aurochs, a large extinct bovine.

COVID-19 vaccine being given to the beneficiaries, at the BBMP Dasappa Hospital, during the massive coronavirus vaccination drive in Bengaluru.

How to solve the Bengaluru COVID-19 conundrum?

Giridhara R. Babu There should be at least one primary health centre and 5–10 health and wellness centres for each of the 198 wards

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A researcher at Nanyang Technological University's attaching an electrode on the surface of a Venus flytrap plant at a laboratory in Singapore, as scientists develop a high-tech system for communicating with vegetation.

Watch | Scientists develop ‘robo-plants’ to interact with plants

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NASA spacecraft starts trip back to Earth after collecting asteroid samples

Organ transplant recipients vulnerable to COVID-19 even after vaccination: study

From atoms to animal science: The Hindu Science Quiz

NASA denounces China over 'irresponsible standards' after its rocket disintegrates over Indian Ocean

COVID-appropriate behaviour, vaccination main shields against all mutants, future waves: experts

Meet Shuvuuia deserti, a nocturnal dinosaur that lived 70 million years ago

Archaeologists uncover Neanderthal remains in caves near Rome

Animal remains have also been found, including the aurochs, a large extinct bovine.

China rocket debris falls in Indian Ocean near Maldives

Most of the debris had been burned during re-entry and that a fall into international waters was most likely, says China

Explained | Why have doctors cautioned against misuse of CT scans and steroids to diagnose and treat COVID-19?

Are multiple CT scans harmful? Why are steroids being prescribed for COVID-19 patients?

Study reveals interesting facet of the novel coronavirus

The nucleocapsid or N protein and not just the spike protein may play a role in the infectivity of SARS-CoV-2

Question Corner: Do sharks navigate using Earth's magnetic field?

Readers may send their questions/answers to questioncorner@thehindu.co.in

How to solve the Bengaluru COVID-19 conundrum?

There should be at least one primary health centre and 5–10 health and wellness centres for each of the 198 wards

Wildlife forensics helps cause of pangolins

Researchers sequenced 624 pangolin scales, categorising the species

NASA's new chief big on climate, hedges on 2024 moon landing

Mr. Nelson, 78, is NASA's 14th administrator, the third to fly in space and the first to grow up in the shadow of rockets.

Coronavirus | Scientists’ body INSACOG shared analysis on new strains with government, says member

INSACOG, the Indian SARS-CoV-2 Genome Sequencing Consortia, is involved in sequencing genomes of coronavirus samples in different States.

Question Corner: What makes chocolate smell musty and mouldy?

Readers may send their questions/answers to questioncorner@thehindu.co.in

Best from science journals: Icy clouds on Mars

Here are some of the most interesting research papers to have appeared in top science journals last week.

Scientists see flaws in govt-backed model's approach to forecast pandemic

A parameter that was inaccurate and calibration errors may have led to predictions that did not signal the catastrophic second wave.

100 million-year-old bones of sauropods discovered in Meghalaya

The finding makes Meghalaya the fifth state in India after Gujarat, Madhya Pradesh, Maharashtra, and Tamil Nadu to report Sauropod bones having titanosaurian affinity.

How long is the solar system's longest day? Venus has the answer

The study found that a single Venusian rotation takes 243.0226 Earth days

Single COVID-19 vaccine dose boosts protection in previously infected: study

People who had previously had mild or asymptomatic infection had significantly enhanced protection against the Kent and South Africa variants, after a single dose of the mRNA vaccine.

COVID second wave affects trial of new drugs

IICT has lined up at least three potential repurposed drugs for clinical trials

Our COVID-19 connection with primitive cavemen

Some genes inherited from Neanderthals help defy the virus, others carry a risk of getting critically ill

Herpetologist Deepak Veerappan has a snake named after him

Xylophis deepaki has iridescent scales and is just 20 cm long

From Asimov to anaerobes: The Hindu Science Quiz

Correct answers are highlighted in green. Click on the correct answer for further reading on the topic.

IIT-Bombay finds innovative way to generate oxygen

An official statement claimed that initial tests conducted at the Indian Institute of Technology-Bombay have shown “promising results”.

China launches key module of space station planned for 2022

The module, named "Tianhe", or "Harmony of the Heavens", was launched on the Long March 5B at 11:23 a.m.

Astronaut Michael Collins, Apollo 11 pilot, dead of cancer

Mr. Collins was part of the three-man Apollo 11 crew that effectively ended the space race between the United States and Russia

Best from science journals: Is the Red Sea an ocean?

Here are some of the most interesting research papers to have appeared in top science journals last week.

One in four people experience mild side effects from Covishield vaccine: Lancet study

Systemic effects included headache, fatigue, chills and shiver, diarrhoea, fever, arthralgia, myalgia, and nausea.

Covaxin offers protection against double mutant variant found in India: study

It will provide the much-needed boost for COVID-19 vaccination programme in India, say researchers

Coronavirus | Indian COVID-19 variant found in at least 17 countries, says WHO

The WHO recently listed B.1.617 — which counts several sub-lineages with slightly different mutations and characteristics — as a "variant of interest".

At least 1 in 10 women experience miscarriage: study

"Silence around miscarriage remains not only for women who experience it, but also among health care providers, policymakers and research funders," said co-lead author Siobhan Quenby

NASA's Mars helicopter's third flight goes farther, faster than before

The Perseverance rover, which carried the four-pound (1.8 kilograms) rotorcraft to Mars, filmed the 80-second third flight. NASA said Sunday that video clips would be sent to Earth in the coming days.

A black hole dubbed 'the Unicorn' may be galaxy's smallest one

It is located about 1,500 light years from Earth.

China's first Mars rover named 'Zhurong'

Tianwen-1's goals include analysing and mapping the Martian surface and geology, looking for water ice and studying the climate and surface environment.

'Creative' genes gave Homo sapiens edge over Neanderthals: study

Such genes were like "a secret weapon" that gave modern humans "a significant advantage over now-extinct hominids by fostering greater resilience to ageing, injury, and disease, they wrote.

Researchers create ultra-white paint that can cool your home

The new BaSO4 paint can cool 4.5o C below the ambient surroundings.

There’s music in spider webs, say MIT researchers

Different frequencies of sound were assigned to each strand of a web, thereby creating notes.

International Space Station | A space for science, experiments and unity

Global cooperation in space research faces challenges with Russia considering leaving the ISS and launching its own station

Coronavirus | India may have 8 to 10 lakh cases a day in mid-May, says Michigan University epidemiologist Bhramar Mukherjee

Complacency with a false sense of security has led to the spike in cases, she says.

Coronavirus | Centre contradicts Serum Institute of India on Covishield pricing, to purchase at ₹150 per dose

Poonawalla silent on Health Minister’s tweet that govt of India’s procurement cost remains ₹150/dose.

IISc teams develop oxygen concentrators, ventilators

The groups also developed oxygen supply manifolds

Question Corner: Can there be fake satellite images?

Readers may send their questions/answers to questioncorner@thehindu.co.in

Groundwater depletion may reduce winter cropping intensity by 20% in India

Policy-supported intensive agriculture led to unsustainable groundwater use, water scarcity

Coronavirus | Covishield protects against double mutant: study

Convalescent plasma from people who were infected and those who had recovered was tested

All about missions to Space: The Hindu Science Quiz

Correct answers are highlighted in green. Click on the correct answer for further reading on the topic.

T. Rex walked slower than previously thought: study

The dinosaur's preferred speed was 4.61 kms an hour, close to the walking pace of humans and horses

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